This MAHLE oil filter, part code OX 420D, is engineered to maintain the purity of your engine oil. It effectively traps contaminants such as dirt, metal particles, and combustion byproducts, preventing them from circulating and causing wear. By ensuring a consistent flow of clean oil, this filter contributes to the longevity and optimal performance of your engine. MAHLE is a trusted name in filtration, providing high-quality components that meet stringent industry standards. Regular replacement of your oil filter is crucial for engine health. This MAHLE OX 420D is a direct fit for compatible vehicles, making maintenance straightforward and effective.